Pyle PSWP8BK Active Action Water Proof MP3 Players with Built-In 8GB Memory, Headset Music Player for Swimming Convenient & Detachable MP3 Control Unit - Instantly Transfer Music Files and Charge Built-in 8GB Memory & FM Radio - Ideal for Active & Water Sports - Includes Charging Cable Made to Fit: Universal Size for All Head Shapes - Easy to Use Push Button Controls Water Proof Construction - Built-in Rechargeable Battery - One Size Fits All Headband Style MP3 Digital Audio File Compatibility - Charge via USB Port - LED Indicator Lights - Works for Mac & PC